my point was that...

if I understood correctly, wave_forest 說的，在service provider 這裏是network infrastructure (BTS, S/GGSN).

我的follow-up question was "what are the technologies as carrier services?". for instance, mpls is a set of technologies that can be used as 1)a number of business services 2) carrier infrastructure transparent to external customers/consumers

所有跟帖： 

• 以為你想去att, verizon做operation -胡說之- ♂ (15 bytes) () 06/02/2011 postreply 09:31:47